857353049

素因数分解:

$7^2\times {\mathrm{43}}^1\times {\mathrm{406907}}^1$

素因数の和:406964

約数の個数: 12

約数和(自身を含む): 1020525264

約数和(自身を除く): 163172215

約数列:

[1, 7, 43, 49, 301, 2107, 406907, 2848349, 17497001, 19938443, 122479007, 857353049]

約数ペア:

[(1, 857353049), (7, 122479007), (43, 19938443), (49, 17497001), (301, 2848349), (2107, 406907)]